Răspuns :
(a+b+c):3=?
a=80
b=80×1,5=120
a+b=80+120=200
c=200×20:100=40
(80+120+40):3=240:3=80
a=80
b=80×1,5=120
80+120=200 ( suma primelor 2 numere )
c= 20% din 200= 200×20:100=4000:100=40
Ma = ( 80+120+40):3=240:3=80
(a+b+c):3=?
a=80
b=80×1,5=120
a+b=80+120=200
c=200×20:100=40
(80+120+40):3=240:3=80
a=80
b=80×1,5=120
80+120=200 ( suma primelor 2 numere )
c= 20% din 200= 200×20:100=4000:100=40
Ma = ( 80+120+40):3=240:3=80